The dark knight
(Blu-ray) 

Based on the characters created by Bob Kane and published by DC Comics.

Originally released as a motion picture in 2008.

Special features: Disc 1: Optional "Focus Points" allow viewers to look behind the scenes while watching the film -- BDLive ; Disc 2: Batman tech (46 min.) -- Batman unmasked: the psychology of the Dark Knight (46 min.) -- Gotham Tonight -- 6 episodes (47 min.) -- Galleries (Joker cards, concept art, poster art, production stills) -- Trailers.

Director of photography, Wally Pfister ; editor, Lee Smith ; original music, James Newton Howard, Hans Zimmer.

Christian Bale, Heath Ledger, Aaron Eckhart, Michael Caine, Maggie Gyllenhaal, Gary Oldman, Morgan Freeman, Monique Gabriela Curnen, Ron Dean, Cillian Murphy.

With the help of Lieutenant Jim Gordon and District Attorney Harvey Dent, Batman raises the stakes on his war on crime and sets out to dismantle the remaining criminal organizations that plague the city streets. The partnership proves to be effective, but they soon find themselves prey to a reign of chaos unleashed by a rising criminal mastermind known to the terrified citizens of Gotham as The Joker. The Joker, whose eerie grin, laughter, and inhuman morality makes him dangerous. Batman seeks to stop the mysterious Joker at all costs. He has no method at all and seeks to see the world plunge into the fire he has yet to light. But, Batman has come to represents the symbol of hope.

Rating: PG-13; for intense sequences of violence and some menace.

Blu-ray, Widescreen, 1080p high definition, 16x9 variable 2.4:1 and 1.78:1 (IMAX sequences) ; Dolby TrueHD 5.1.

English, French, or Spanish audio; English, French, or Spanish subtitles ; Subtitled for the deaf and hard of hearing.

BLU-RAY